Home / 3,068,212.38-4,233,194.78-1,778,795.48

Finding the Fourth Proportional to 3,068,212.38, 4,233,194.78 and 1,778,795.48

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Solution

The fourth proportional to 3,068,212.38, 4,233,194.78 and 1,778,795.48 is: 2,454,193.77

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,068,212.38 : 4,233,194.78 = 1,778,795.48 : x
  2. Step 2: Convert to fraction form
    3,068,212.38/4,233,194.78 = 1,778,795.48/x
  3. Step 3: Cross multiply
    3,068,212.38x = 4,233,194.78 × 1,778,795.48
  4. Step 4: Simplify right side
    3,068,212.38x = 7,529,987,710,563.65
  5. Step 5: Solve for x
    x = 7,529,987,710,563.65/3,068,212.38
  6. Step 6: Final answer
    x = 2,454,193.77

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.